Our in-house Stage 1 4L80E build. Consisting of new clutches, steels, bushings, EPC solenoid, valve body plate, rollerized output shaft, manifold pressure switch, internal harness, sprags, HD 34 element sprag, Sonnax boost valve, billet budget input shaft, rollerized steel forward hub, six-clutch direct setup and in-house shift kit. Torque converter sold separately. Options include a budget high stall converter for additional $500, good for 500 HP applications, and a billet single disc for additional $800, good for 700 HP applications. This transmission comes with a 2-year unlimited-mile warranty. Also includes inspection and cleaning of all hard parts, and complimentary hot-flush while transmission is out.